package com.gcl.templatemethod;

public abstract class AbstractCalculator {
	public final int calculate(String exp,String opt){
		int array[]=split(exp,opt);
		return calculate(array[0],array[1]);
	}
	//被子类重写的方法
	abstract public int calculate(int num1,int num2);
	
	public int[] split(String exp,String opt){
		String array[]=exp.split(opt);
		int arrayInt[]=new int[2];
		arrayInt[0]=Integer.parseInt(array[0]);
		arrayInt[1]=Integer.parseInt(array[1]);
		return arrayInt;
	}
}
